Question

Seja a p.g . (24,36.54...)ao somar o 5 eo 6 termo dessa p.g tem se

Answer 1

Vamos là.

PG

u1 = 24

u2 = 36

u3 = 54

q = u2/u1 = 36/24 = 3/2

u4 = 54*3/2 = 81

u5 = 81*3/2 = 243/2 = 486/4

u6 = 81*9/4  = 729/4

u5 + u6 = 486/4 + 720/4 = 1206/4 = 603/2